Win32: Add working Windows example.

Works with SpaceExplorer and should mostly work with all USB devices if the
usbdev.c implementation is merged.

Author: ruevs

examples/win32/test.c

@@ -0,0 +1,57 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <signal.h>
+#include <errno.h>
+#include "spnavdev.h"
+
+static struct spndev *dev;
+static int quit = 0;
+
+int main(int argc, char **argv)
+{
+	int fd;
+	union spndev_event ev;
+	const char *s;
+
+	if(!(dev = spndev_open(argv[1]))) {
+		fprintf(stderr, "Failed to open 6dof device %s\n", argv[1] ? argv[1] : "");
+		return 1;
+	}
+	fd = spndev_fd(dev);
+
+	printf("Monitoring device, ctrl-c to quit\n");
+
+	while(!quit) {
+
+		if(1 > 0) {
+			if(1) {
+				if(spndev_process(dev, &ev)) {
+					switch(ev.type) {
+					case SPNDEV_MOTION:
+						printf("motion: T[%+6d %+6d %+6d]  R[%+6d %+6d %+6d]\n",
+								ev.mot.v[0], ev.mot.v[1], ev.mot.v[2], ev.mot.v[3],
+								ev.mot.v[4], ev.mot.v[5]);
+						break;
+
+					case SPNDEV_BUTTON:
+						if((s = spndev_button_name(dev, ev.bn.num))) {
+							printf("button %d (%s) ", ev.bn.num, s);
+						} else {
+							printf("button %d ", ev.bn.num);
+						}
+						puts(ev.bn.press ? "pressed" : "released");
+						break;
+
+					default:
+						break;
+					}
+				}
+			}
+		}
+
+	}
+
+	spndev_close(dev);
+	return 0;
+}